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This battery recycling company is now cleaning up AI data centers

technologyreview.com James Temple 2025-09-09 02:30:00

The event marked the launch of the company's new business line, Redwood Energy, which will repurpose (rather than recycle) batteries with years of remaining life to create renewable-powered microgrids. Such small-scale energy systems can operate on or off the larger electricity grid, providing electricity for businesses or communities. Redwood Materials says many of the batteries it takes in for processing retain more than half their capacity. “We can extract a lot more value from that materia

Topics: batteries centers data energy redwood

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Collections: Nitpicking Gladiator's Iconic Opening Battle, Part I

news.ycombinator.com Bret Devereaux 2025-09-05 21:01:27

This week, we’re going to take a close look at arguably the most famous and recognizable Roman battle sequence in film: the iconic opening battle from Gladiator (2000). Despite being a relatively short sequence (about ten minutes), there’s actually enough to talk about here that we’re going to split it over two weeks, talking about the setup – the battlefield, army composition, equipment and battle plan – this week and then the actual conduct of the battle next week. The iconic opening battle,

Topics: army auxilia battle infantry roman

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Redwood Materials is giving old EV batteries a second life as microgrids

theverge.com Andrew J. Hawkins 2025-09-09 02:30:00

is transportation editor with 10+ years of experience who covers EVs, public transportation, and aviation. His work has appeared in The New York Daily News and City & State. Redwood Materials is repurposing old EV batteries into energy storage systems that cost “substantially less” than brand new storage projects, the company said Thursday. The electric vehicle battery recycling and manufacturing venture, which was founded by Tesla’s former chief technologist, has created a new division called

Topics: 000 batteries energy ev redwood

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Redwood Materials launches energy storage business and its first target is AI data centers

techcrunch.com Kirsten Korosec 2025-09-09 02:36:04

Tucked between two massive buildings in the hills of the Nevada desert, 805 retired EV batteries lie in neat formation, each one wrapped in nondescript white tarps — and hiding in plain sight. A passerby might not realize this unassuming array is the largest microgrid in North America, that it’s powering a 2,000 GPU modular data center for AI infrastructure company Crusoe, or that it represents the next big act of JB Straubel, the co-founder and CEO of Redwood Materials. Redwood Materials anno

Topics: batteries company recycling redwood said

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Circle resumes its post-IPO rally after pullback, stablecoin issuer boosts Coinbase

cnbc.com Tanaya Macheel 2025-09-10 03:58:18

In this article BTC.CM= Follow your favorite stocks CREATE FREE ACCOUNT Jeremy Allaire, CEO and co-founder of Circle Internet Group, the issuer of one of the world's biggest stablecoins, and Circle Internet Group co-founder Sean Neville react as they ring the opening bell, on the day of the company's IPO, in New York City, U.S., June 5, 2025. Brendan McDermid | Reuters Stablecoin issuer Circle resumed its rally on Thursday after a brief pullback this week. Shares were last higher by 12%, after

Topics: chart circle coinbase icon shares

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Best Alkaline Batteries for Your Devices in 2025

cnet.com See Full Bio 2025-09-10 01:58:00

For this round of testing, we gathered four of the most popular battery brands and tested five battery categories, including AAA, AA, C, D and 9-volt. Our objective was to find out which battery manufacturer offered the best value for your money. To assess battery performance, we used our custom-built battery test rig and timed the longevity of each battery, paying attention to their voltage output over time, and compared the difference in price per unit. Battery performance and voltage drop M

Topics: batteries battery test volt voltage

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Meta hires key OpenAI researcher to work on AI reasoning models

techcrunch.com Maxwell Zeff 2025-09-10 07:13:59

Meta has hired a highly influential OpenAI researcher, Trapit Bansal, to work on its AI reasoning models under the company’s new AI superintelligence unit, a person familiar with the matter tells TechCrunch. OpenAI spokesperson Kayla Wood confirmed to TechCrunch that Bansal had departed OpenAI. Bansal’s LinkedIn page says that he left OpenAI in June. Bansal has worked at OpenAI since 2022 and was a key player in kickstarting the company’s work on reinforcement learning alongside co-founder Ily

Topics: ai bansal meta openai reasoning

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Video Shows Large Crane Collapsing at Safety-Plagued SpaceX Rocket Facility

futurism.com Unknown 2025-09-10 10:05:48

Elon Musk’s Texas Starbase is still reeling from its latest Starship explosion. Now, it has a crane collapse to deal with too. As eagle-eyed Starbase watchers flagged in a livestream from earlier this week, one of the cranes at the site of the explosion — which was, according to CBS News 4, powerful enough to be picked up by weather radar — collapsed in a heap in the middle of the day. "This has always been one of my biggest fears in every industry I've worked in," tweeted Zack Golden, the Spa

Topics: explosion site spacex starbase starship

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Show HN: I built an AI dataset generator

news.ycombinator.com Unknown 2025-09-10 10:58:32

AI Dataset Generator Generate realistic datasets for demos, learning, and dashboards. Instantly preview data, export as CSV or SQL, and explore with Metabase. Features: Conversational prompt builder: choose business type, schema, row count, and more Real-time data preview in the browser Export as CSV (single file or multi-table ZIP) or as SQL inserts One-click Metabase launch for data exploration Prerequisites Docker (includes Docker Compose) OpenAI API key (get one at https://platform.

Topics: csv data metabase openai preview

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Anker’s Flight-Approved 25,000mAh Portable Bank Hits Its Lowest Price Ever Ahead of Prime Day

gizmodo.com Brittany Vincent 2025-09-10 11:10:54

It’s happened to most of us. You’re in the middle of a long flight, a busy workday, or just stuck somewhere without an outlet, and your laptop battery is creeping into the danger zone. Maybe you have a power bank. Maybe you’re about to find a place to plug in and charge up, but you lose battery before then. Whatever the case may be, anyone can benefit from a way to keep their phone juiced up no matter what happens. And there’s an easy way to do it with a power bank that’s built specifically for

Topics: bank just laptop power time

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Insta360 has a cheaper Flow 2 gimbal for the masses

engadget.com Unknown 2025-09-10 19:00:16

It duplicates many of the features from the Flow 2 Pro, which launched in January. Insta360's new gimbal isn't quite "Pro," but its pricing isn't, either. The Flow 2 includes many of the features from the Flow 2 Pro while costing $50 less. The Insta360 Flow 2 ticks most of the boxes that its Pro sibling does. (The more expensive gimbal launched earlier this year.) Like that model, the Flow 2 features a built-in selfie stick and a tripod. It supports advanced subject tracking, golden ratio subj

Topics: flow gimbal insta360 model pro

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I swapped my favorite JBL speaker for this new Bose, and it'll be hard to give it up

zdnet.com Jada Jones 2025-09-10 19:00:00

ZDNET's key takeaways The Bose SoundLink Plus is available in Black, Blue Dusk, and Citrus Yellow for $269. For its relatively small size, this speaker offers big bass, great sound, and plenty of features for outdoor adventures. You can find speakers with similar audio output and even more software features for less money. View now at Bose I test plenty of Bluetooth speakers, and one common misconception I hear is that they're all the same. As a result, I get really giddy explaining how that'

Topics: bass bose plus soundlink speaker

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Mexico’s President Has Had Just About Enough of Elon’s Exploding Rockets

gizmodo.com Passant Rabie 2025-09-10 19:38:03

After a string of failed test flights and exploding rockets, Mexico has had enough of its neighboring SpaceX facility. Mexico’s President Claudia Sheinbaum is threatening to sue over possible contamination from SpaceX’s rocket launches that sometimes rain bits of debris across the nearby border. During a news conference on Wednesday, Sheinbaum said she was looking into filing the necessary lawsuits against SpaceX’s possible violations, The Guardian reported. “There is indeed contamination,” She

Topics: rocket sheinbaum spacex starship texas

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Best Internet Providers in Colorado

cnet.com See Full Bio 2025-09-10 18:46:00

CNET recommends Xfinity as the best overall internet provider in Colorado. It offers a wide range of plans, solid reliability and broad coverage across the state, making it a dependable choice for most households. Prices start at $55 a month and go up to $85 for the 1,300Mbps or 2,100 plan, depending on your location. During a recent visit to Denver, I experienced some serious internet envy. Coming from New Mexico, where internet options are limited, Denver felt like a broadband dream. I stayed

Topics: broadband colorado fiber internet speed

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Best Camera Bag and Backpack You Can Buy in 2025

cnet.com See Full Bio 2025-09-10 19:09:00

Budget Like most pieces of photography equipment, the amount you can spend on a bag varies wildly. And while you can spend many hundreds of dollars on a fancy bag, it won't necessarily protect your camera better than a more budget-focused model. Even entry level models around the $100 mark should still provide ample padding to hold your camera safely. Spending more typically gets you better-quality materials that will likely last longer or more design-focused options that may keep you looking s

Topics: bag better camera carry like

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Anthros Chair V2 Review: Surprisingly Great

wired.com Julian Chokkattu 2025-09-10 19:03:00

It's rare for me to keep sitting on a chair I'm reviewing well after I've given it enough testing time. Usually, I want to hop back on my Herman Miller Embody, which feels just right for my body. But the Anthros V2 has been a pleasant surprise. It's been on my radar for several months, thanks to endless Instagram marketing reels, but honestly, those just made me even more skeptical. Anthros is a newcomer to the scene, only launching the first version of the chair in 2023. It makes grand claims

Topics: anthros backrest chair knob posture

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The best HP laptops of 2025: Expert tested and reviewed

zdnet.com Kyle Kucharski 2025-09-11 08:00:18

A new laptop is an investment, and making it last is essential to maximizing its value. To care for your new laptop, you'll want to minimize the amount of bumps and vibrations it's exposed to and keep it closed when not in use to protect the keys and screen, which can be fragile. Maximizing your laptop's battery life is also part of its longevity, as it's best to keep it between 30% and 80% to optimize battery life. Besides these obvious factors, you'll want to keep the software and drivers up

Topics: battery gaming hp laptop laptops

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GIF export in Snipping Tool begins rolling out to Windows Insiders

news.ycombinator.com Windows Insider Blog 2025-09-08 12:45:39

Hello Windows Insiders, today we are beginning to roll out an update to Snipping Tool to Windows Insiders in the Canary and Dev Channels on Windows 11. Snipping Tool (version 11.2505.21.0) GIF export In this update, we are adding GIF export for screen recordings – designed to boost your productivity and turn quick captures into shareable moments. To get started, open Snipping Tool’s screen recorder via Win + Shift + R or launch the app and toggle to screen recording mode. Record a screen rec

Topics: export feedback gif snipping tool

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Finally, a smart ring worthy of replacing my Oura 4 - and with no subscription fees

zdnet.com Nina Raemont 2025-09-11 09:30:16

ZDNET's key takeaways The RingConn Gen 2 is a subscription-free smart ring that retails for $300. It monitors your sleep, activity, stress, and vitals, and it's got a marathon battery life. The only downside is the user interface feels underdeveloped. View now at Amazon View now at Ringconn more buying choices Most smart rings these days claim to offer marathon battery lives, but often fall short of their promise. Many smart rings claim to last a week's worth of battery, but only make it to f

Topics: battery ring ringconn sleep smart

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I've worn the Meta Ray-Bans for half a year, and these 5 features still amaze me

zdnet.com Sabrina Ortiz 2025-09-11 09:45:12

Sabrina Ortiz/ZDNET As a tech reporter, I attend events and conferences with other gadget aficionados. A telltale sign that a product is good is when reporters and attendees rave about it and even use their money to buy it. And no matter where I went, I couldn't escape the glowing Meta Ray-Ban reviews. Also: Meta's new $399 Oakley smart glasses beat the Ray-Bans in almost every way These experiences weren't just ones that I noticed; sales told the same story. EssilorLuxottica, the glasses pro

Topics: ai bans glasses meta ray

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Take the CUKTECH 10 Power Bank home for a mere $27.99

androidauthority.com Unknown 2025-09-11 06:45:13

Paul Jones / Android Authority It used to happen to me all the time. I’d go about my day, and when I most needed my phone, it would die on me! No more! Now I carry around a handy battery pack with me, and my phone can make it through a day or two without breaking a sweat. If you want this peace of mind, and would rather not spend much, the CUKTECH 10 Power Bank is among our favorites, and it is only $27.99 right now! Buy the CUKTECH 10 Power Bank for just $27.99 ($12 off) This offer is availab

Topics: 10 bank battery cuktech power

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HDMI 2.2 specs are out with ‘Ultra96’, here’s what that means for your setup

9to5mac.com Marcus Mendes 2025-09-11 19:07:19

The HDMI Forum has officially released version 2.2 of the HDMI specification, bringing support for video resolutions up to 16K at 60Hz and boosting maximum bandwidth to 96Gbps. Alongside the spec, there’s a new cable designation called Ultra96. Here are the details. The nerdy part The HDMI 2.2 spec now supports up to a whopping 16K at 60Hz, and 12K at 120Hz. For uncompressed formats with full 4:4:4 chroma and 10-bit and 12-bit color, it can handle 4K at 240Hz, and 8K at 60Hz. That is thanks t

Topics: bandwidth forum hdmi new ultra96

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Bitcoin rises, NYSE battles for Trump ETF, and crypto may be coming to mortgage next

cnbc.com Talia Kaplan Jordan Smith 2025-09-12 03:32:26

The price of bitcoin rose again on Wednesday, reaching above $108,000 at an intraday high, as investors looked past the recent tensions in the Middle East and the stock market hovered near an all-time record. But the trading in cryptocurrencies was uneven, with ether and solana both slipping modestly in afternoon trading. Washington, D.C., figured in a major way in the latest crypto headlines. Fed Chair Jerome Powell spoke about crypto in his testimony before the Senate Banking Committee on W

Topics: assets banking bitcoin crypto digital

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The best Garmin watches of 2025: Expert tested and reviewed

zdnet.com Matthew Miller 2025-09-12 07:12:00

Garmin is very popular with those who enjoy outdoor activities and the new Forerunner 970 is a perfect option for runners. Garmin appeals to multi-sport athletes, outdoor adventurers, and weekend warriors, so you can hike with a Garmin Instinct 3 or golf with the Approach S70. Garmin offers a sports watch for everyone with a price range from $200 to $1,600. Garmin's smartwatches stand out with precise location accuracy. Its watches provide health and fitness tracker data for all smartphone owne

Topics: battery display features garmin watch

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Anker’s versatile travel charger is on sale just in time for summer

theverge.com Sheena Vasani 2025-09-12 07:16:00

If you’re planning on traveling internationally this summer, Anker’s Nano Travel Adapter is one of the most essential — and probably cheapest — items you can pack to level up your vacation game. And right now, you can buy the new adapter at Amazon as a part of a lightning deal for just $21.99 ($4 off), which is the first discount we’ve seen. You can also pick it up directly from Anker for the same price when you use coupon code WS7DV2HHCTAI at checkout. Designed with globetrotters in mind, Anke

Topics: 99 bars deals price tv

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Firefox 140 launches with both new ESR and stable versions

techspot.com Unknown 2025-09-12 11:22:00

Firefox's has been reimagined in 2025 to be fast, modern and inviting the first time you run it and every day after. We've always had your back on privacy, and still do. We think the browser should be a piece of software you can rely on to have your back, pleasant to look at and working seamlessly with the web. Why is Firefox sending me notifications from websites I don't have open? Firefox supports web push notifications, which allow websites to send alerts even when they are not open. If you

Topics: firefox new search tabs toolbar

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AirTag 2 rumor highlights what Android’s trackers could do better

androidauthority.com Unknown 2025-09-12 11:10:59

Rita El Khoury / Android Authority TL;DR Apple’s AirTag 2 may offer both low and very low battery alerts. Most Android trackers still rely on a single vague low-battery warning. The AirTag 2 is expected to launch in the fall, likely alongside the next iPhone. Bluetooth trackers are supposed to give you peace of mind, but there’s always the risk that they’ll silently die on you when you need them most. That’s why one rumored battery management upgrade to Apple’s upcoming AirTag 2 could be a s

Topics: airtag android apple battery low

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I built an app to backup Live Photos from iPhone to external hard drives

news.ycombinator.com Unknown 2025-09-09 22:36:13

I noticed so many iPhone users are dealing with the same storage nightmare. Here's a common scenario that sounds familiar to a lot of people: The widespread problem: iPhone storage fills up crazy fast, not everyone has a Mac, many don't want to pay monthly for iCloud storage, and home NAS setups aren't realistic for most users. The manual approach of creating folders and selecting photos one by one is tedious, and keeping up with new photos becomes overwhelming So I built an app called BackiGo

Topics: backup iphone live photos storage

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The photographer using AI to reconstruct stories lost to censorship

theverge.com Elise Morton 2025-09-12 11:00:00

Video screens glow softly from the floor, looping footage of salt lakes, steppe villages, and decaying nuclear test sites. Suspended above them is a large handwoven textile map, crafted by artisans in Kazakhstan. The tapestry maps 12 significant sites across Kazakhstan and the surrounding region, each corresponding to one of the flickering videos below. This is Posthuman Matter: The Map of Nomadizing Reimaginings #3, the latest large-scale installation by photographer and multimedia artist Almag

Topics: ai history menlibayeva says video

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Rubrik acquires Predibase to accelerate adoption of AI agents

techcrunch.com Rebecca Szkutak 2025-09-12 11:34:25

Data cybersecurity company Rubrik announced Wednesday its intent to acquire Predibase. Predibase is a venture-backed startup that helps companies train and fine-tune open source AI models to customize them to their needs. Rubrik is the latest company to make an acquisition with the goal of boosting enterprise AI agent adoption. Terms of the deal were not disclosed, though CNBC reported that the deal was between $100 million and $500 million, a sizable range. Rubrik declined to comment on the de

Topics: ai data predibase rubrik ventures

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Latest Tech News

This battery recycling company is now cleaning up AI data centers

Collections: Nitpicking Gladiator's Iconic Opening Battle, Part I

Redwood Materials is giving old EV batteries a second life as microgrids

Redwood Materials launches energy storage business and its first target is AI data centers

Circle resumes its post-IPO rally after pullback, stablecoin issuer boosts Coinbase

Best Alkaline Batteries for Your Devices in 2025

Meta hires key OpenAI researcher to work on AI reasoning models

Video Shows Large Crane Collapsing at Safety-Plagued SpaceX Rocket Facility

Show HN: I built an AI dataset generator

Anker’s Flight-Approved 25,000mAh Portable Bank Hits Its Lowest Price Ever Ahead of Prime Day

Insta360 has a cheaper Flow 2 gimbal for the masses

I swapped my favorite JBL speaker for this new Bose, and it'll be hard to give it up

Mexico’s President Has Had Just About Enough of Elon’s Exploding Rockets

Best Internet Providers in Colorado

Best Camera Bag and Backpack You Can Buy in 2025

Anthros Chair V2 Review: Surprisingly Great

The best HP laptops of 2025: Expert tested and reviewed

GIF export in Snipping Tool begins rolling out to Windows Insiders

Finally, a smart ring worthy of replacing my Oura 4 - and with no subscription fees

I've worn the Meta Ray-Bans for half a year, and these 5 features still amaze me

Take the CUKTECH 10 Power Bank home for a mere $27.99

HDMI 2.2 specs are out with ‘Ultra96’, here’s what that means for your setup

Bitcoin rises, NYSE battles for Trump ETF, and crypto may be coming to mortgage next

The best Garmin watches of 2025: Expert tested and reviewed

Anker’s versatile travel charger is on sale just in time for summer

Firefox 140 launches with both new ESR and stable versions

AirTag 2 rumor highlights what Android’s trackers could do better

I built an app to backup Live Photos from iPhone to external hard drives

The photographer using AI to reconstruct stories lost to censorship

Rubrik acquires Predibase to accelerate adoption of AI agents

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